TMS44C251-1SDL datasheet, PDF - EEWORLD Datasheet

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TMS44C251-1SDL: Description256KX4 VIDEO DRAM, 100ns, PZIP28, 0.400 INCH, PLASTIC, ZIP-28; Categorystorage storage; File Size1MB，41 Pages; ManufacturerTexas Instruments; Websitehttp://www.ti.com.cn/

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TMS44C251-1SDL Overview

256KX4 VIDEO DRAM, 100ns, PZIP28, 0.400 INCH, PLASTIC, ZIP-28

TMS44C251-1SDL Parametric

Parameter Name	Attribute value
Maker	Texas Instruments
Parts packaging code	ZIP
package instruction	ZIP,
Contacts	28
Reach Compliance Code	unknown
ECCN code	EAR99
access mode	FAST PAGE
Maximum access time	100 ns
Other features	RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH; 512 X 4 SAM PORT
JESD-30 code	R-PZIP-T28
memory density	1048576 bit
Memory IC Type	VIDEO DRAM
memory width	4
Number of functions	1
Number of ports	2
Number of terminals	28
word count	262144 words
character code	256000
Operating mode	ASYNCHRONOUS
Maximum operating temperature	70 °C
Minimum operating temperature
organize	256KX4
Output characteristics	3-STATE
Package body material	PLASTIC/EPOXY
encapsulated code	ZIP
Package shape	RECTANGULAR
Package form	IN-LINE
Certification status	Not Qualified
refresh cycle	512
Maximum seat height	10.16 mm
Maximum supply voltage (Vsup)	5.25 V
Minimum supply voltage (Vsup)	4.75 V
Nominal supply voltage (Vsup)	5 V
surface mount	NO
technology	CMOS
Temperature level	COMMERCIAL
Terminal form	THROUGH-HOLE
Terminal pitch	1.27 mm
Terminal location	ZIG-ZAG
width	2.8 mm

TMS44C251-1SDL Related Products

	TMS44C251-1SDL	TMS44C251-10DZL	TMS44C251-10SDL	TMS44C251-12SDL	TMS44C251-1DZL	TMS44C251-12DZL
Description	256KX4 VIDEO DRAM, 100ns, PZIP28, 0.400 INCH, PLASTIC, ZIP-28	256KX4 VIDEO DRAM, 100ns, PDSO28	256KX4 VIDEO DRAM, 100ns, PZIP28, 0.400 INCH, PLASTIC, ZIP-28	256KX4 VIDEO DRAM, 120ns, PZIP28, 0.400 INCH, PLASTIC, ZIP-28	256KX4 VIDEO DRAM, 100ns, PDSO28	256KX4 VIDEO DRAM, 120ns, PDSO28
Maker	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments
package instruction	ZIP,	SOJ,	0.400 INCH, PLASTIC, ZIP-28	0.400 INCH, PLASTIC, ZIP-28	SOJ,	SOJ,
Reach Compliance Code	unknown	unknown	not_compliant	not_compliant	unknown	unknown
ECCN code	EAR99	EAR99	EAR99	EAR99	EAR99	EAR99
access mode	FAST PAGE	FAST PAGE	FAST PAGE	FAST PAGE	FAST PAGE	FAST PAGE
Maximum access time	100 ns	100 ns	100 ns	120 ns	100 ns	120 ns
Other features	RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH; 512 X 4 SAM PORT	RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH; 512 X 4 SAM PORT	RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH; 512 X 4 SAM PORT	RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH; 512 X 4 SAM PORT	RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH; 512 X 4 SAM PORT	RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH; 512 X 4 SAM PORT
JESD-30 code	R-PZIP-T28	R-PDSO-J28	R-PZIP-T28	R-PZIP-T28	R-PDSO-J28	R-PDSO-J28
memory density	1048576 bit	1048576 bit	1048576 bit	1048576 bit	1048576 bit	1048576 bit
Memory IC Type	VIDEO DRAM	VIDEO DRAM	VIDEO DRAM	VIDEO DRAM	VIDEO DRAM	VIDEO DRAM
memory width	4	4	4	4	4	4
Number of functions	1	1	1	1	1	1
Number of ports	2	2	2	2	2	2
Number of terminals	28	28	28	28	28	28
word count	262144 words	262144 words	262144 words	262144 words	262144 words	262144 words
character code	256000	256000	256000	256000	256000	256000
Operating mode	ASYNCHRONOUS	ASYNCHRONOUS	ASYNCHRONOUS	ASYNCHRONOUS	ASYNCHRONOUS	ASYNCHRONOUS
Maximum operating temperature	70 °C	70 °C	70 °C	70 °C	70 °C	70 °C
organize	256KX4	256KX4	256KX4	256KX4	256KX4	256KX4
Output characteristics	3-STATE	3-STATE	3-STATE	3-STATE	3-STATE	3-STATE
Package body material	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY
encapsulated code	ZIP	SOJ	ZIP	ZIP	SOJ	SOJ
Package shape	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR
Package form	IN-LINE	SMALL OUTLINE	IN-LINE	IN-LINE	SMALL OUTLINE	SMALL OUTLINE
Certification status	Not Qualified	Not Qualified	Not Qualified	Not Qualified	Not Qualified	Not Qualified
refresh cycle	512	512	512	512	512	512
Maximum seat height	10.16 mm	3.76 mm	10.16 mm	10.16 mm	3.76 mm	3.76 mm
Maximum supply voltage (Vsup)	5.25 V	5.5 V	5.5 V	5.5 V	5.25 V	5.5 V
Minimum supply voltage (Vsup)	4.75 V	4.5 V	4.5 V	4.5 V	4.75 V	4.5 V
Nominal supply voltage (Vsup)	5 V	5 V	5 V	5 V	5 V	5 V
surface mount	NO	YES	NO	NO	YES	YES
technology	CMOS	CMOS	CMOS	CMOS	CMOS	CMOS
Temperature level	COMMERCIAL	COMMERCIAL	COMMERCIAL	COMMERCIAL	COMMERCIAL	COMMERCIAL
Terminal form	THROUGH-HOLE	J BEND	THROUGH-HOLE	THROUGH-HOLE	J BEND	J BEND
Terminal pitch	1.27 mm	1.27 mm	1.27 mm	1.27 mm	1.27 mm	1.27 mm
Terminal location	ZIG-ZAG	DUAL	ZIG-ZAG	ZIG-ZAG	DUAL	DUAL
width	2.8 mm	10.16 mm	2.8 mm	2.8 mm	10.16 mm	10.16 mm

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